Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A099396
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A099396 [ log2 (2/3 * (n-1)) ]. +0
4
0, 0, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6 (list; graph; listen)
OFFSET

1,6

FORMULA

G.f.: 1/(1-x) * Sum[k>=0, x^(3*2^k) ].

CROSSREFS

First differences are in A099395. Cf. A004762.

Sequence in context: A080342 A081604 A123119 this_sequence A126235 A056556 A111651

Adjacent sequences: A099393 A099394 A099395 this_sequence A099397 A099398 A099399

KEYWORD

nonn

AUTHOR

Ralf Stephan, Oct 21 2004

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


AT&T Labs Research